| /* |
| * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef CPU_SPARC_VM_C1_MACROASSEMBLER_SPARC_HPP |
| #define CPU_SPARC_VM_C1_MACROASSEMBLER_SPARC_HPP |
| |
| void pd_init() { /* nothing to do */ } |
| |
| public: |
| void try_allocate( |
| Register obj, // result: pointer to object after successful allocation |
| Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise |
| int con_size_in_bytes, // object size in bytes if known at compile time |
| Register t1, // temp register |
| Register t2, // temp register |
| Label& slow_case // continuation point if fast allocation fails |
| ); |
| |
| void initialize_header(Register obj, Register klass, Register len, Register t1, Register t2); |
| void initialize_body(Register base, Register index); |
| |
| // locking/unlocking |
| void lock_object (Register Rmark, Register Roop, Register Rbox, Register Rscratch, Label& slow_case); |
| void unlock_object(Register Rmark, Register Roop, Register Rbox, Label& slow_case); |
| |
| void initialize_object( |
| Register obj, // result: pointer to object after successful allocation |
| Register klass, // object klass |
| Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise |
| int con_size_in_bytes, // object size in bytes if known at compile time |
| Register t1, // temp register |
| Register t2 // temp register |
| ); |
| |
| // allocation of fixed-size objects |
| // (can also be used to allocate fixed-size arrays, by setting |
| // hdr_size correctly and storing the array length afterwards) |
| void allocate_object( |
| Register obj, // result: pointer to object after successful allocation |
| Register t1, // temp register |
| Register t2, // temp register |
| Register t3, // temp register |
| int hdr_size, // object header size in words |
| int obj_size, // object size in words |
| Register klass, // object klass |
| Label& slow_case // continuation point if fast allocation fails |
| ); |
| |
| enum { |
| max_array_allocation_length = 0x01000000 // sparc friendly value, requires sethi only |
| }; |
| |
| // allocation of arrays |
| void allocate_array( |
| Register obj, // result: pointer to array after successful allocation |
| Register len, // array length |
| Register t1, // temp register |
| Register t2, // temp register |
| Register t3, // temp register |
| int hdr_size, // object header size in words |
| int elt_size, // element size in bytes |
| Register klass, // object klass |
| Label& slow_case // continuation point if fast allocation fails |
| ); |
| |
| // invalidates registers in this window |
| void invalidate_registers(bool iregisters, bool lregisters, bool oregisters, |
| Register preserve1 = noreg, Register preserve2 = noreg); |
| |
| #endif // CPU_SPARC_VM_C1_MACROASSEMBLER_SPARC_HPP |
